FR1569624A - - Google Patents
Info
- Publication number
- FR1569624A FR1569624A FR1569624DA FR1569624A FR 1569624 A FR1569624 A FR 1569624A FR 1569624D A FR1569624D A FR 1569624DA FR 1569624 A FR1569624 A FR 1569624A
- Authority
- FR
- France
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J23/00—Details of transit-time tubes of the types covered by group H01J25/00
- H01J23/02—Electrodes; Magnetic control means; Screens
- H01J23/04—Cathodes
- H01J23/05—Cathodes having a cylindrical emissive surface, e.g. cathodes for magnetrons
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DEP0040995 | 1966-12-14 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR1569624A true FR1569624A (de) | 1969-04-28 |
Family
ID=7377513
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR1569624D Expired FR1569624A (de) | 1966-12-14 | 1967-12-14 |
Country Status (7)
Country | Link |
---|---|
US (1) | US3505557A (de) |
BE (1) | BE707876A (de) |
DE (1) | DE1541026B2 (de) |
ES (1) | ES348151A1 (de) |
FR (1) | FR1569624A (de) |
GB (1) | GB1160819A (de) |
NL (1) | NL6716680A (de) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1399260A (en) * | 1972-12-21 | 1975-07-02 | English Electric Valve Co Ltd | Magnetrons |
US3896332A (en) * | 1973-06-04 | 1975-07-22 | M O Valve Co Ltd | High power quick starting magnetron |
US6497118B1 (en) * | 2000-09-19 | 2002-12-24 | Corning Incorporated | Method and apparatus for reducing refractory contamination in fused silica processes |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2869012A (en) * | 1955-10-10 | 1959-01-13 | Rudolf A Muller | Thermionic device |
US2957100A (en) * | 1957-08-27 | 1960-10-18 | Philips Corp | Magnetron cathode structure |
DE1143931B (de) * | 1959-10-13 | 1963-02-21 | Tesla Np | Vorratskathode fuer Entladungslampen mit poroesem Kathodenkoerper |
GB943535A (en) * | 1959-10-16 | 1963-12-04 | Tesla Np | Improvements in or relating to discharge lamps |
NL272981A (de) * | 1961-01-02 | |||
FR1277518A (fr) * | 1961-01-09 | 1961-12-01 | Philips Nv | Magnétron à cavité résonnante muni d'une cathode cylindrique |
US3192436A (en) * | 1961-06-02 | 1965-06-29 | Litton Industries Inc | Heater switching cathode for magnetrons |
FR1306999A (fr) * | 1961-11-25 | 1962-10-19 | Cie Francaise De Micro Ondes | Cathode froide pour magnétron |
-
1966
- 1966-12-14 DE DE19661541026 patent/DE1541026B2/de active Pending
-
1967
- 1967-11-14 US US682946A patent/US3505557A/en not_active Expired - Lifetime
- 1967-12-08 NL NL6716680A patent/NL6716680A/xx unknown
- 1967-12-11 GB GB56130/67A patent/GB1160819A/en not_active Expired
- 1967-12-12 BE BE707876D patent/BE707876A/xx not_active Expired
- 1967-12-12 ES ES348151A patent/ES348151A1/es not_active Expired
- 1967-12-14 FR FR1569624D patent/FR1569624A/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
BE707876A (de) | 1968-06-12 |
ES348151A1 (es) | 1969-03-16 |
DE1541026A1 (de) | 1969-09-25 |
US3505557A (en) | 1970-04-07 |
NL6716680A (de) | 1968-06-17 |
DE1541026B2 (de) | 1971-08-19 |
GB1160819A (en) | 1969-08-06 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |